Acronym	siddatchi
Name	small ditetrahedronary cubihecatonicosachoron
Cross sections	©
Circumradius	sqrt[3+sqrt(5)] = 2.288246
General of army	hi
Colonel of regiment	sidtaxhi
Face vector	600, 3600, 4320, 720
External links

As abstract polytope siddatchi is isomorphic to gadtachi, thereby replacing decagons and decagrams, resp. replacing sird by gird.

Note that the 600 cubes in here form 120 rhoms.

Incidence matrix

(Type A)

600 |   12 |   24  12 |   8  12
----+------+----------+--------
  2 | 3600 |    4   2 |   2   4
----+------+----------+--------
  4 |    4 | 3600   * |   1   1
 10 |   10 |    * 720 |   0   2
----+------+----------+--------
  8 |   12 |    6   0 | 600   *  cube
 60 |  120 |   30  12 |   * 120  sird

(Type A)

600 |   12 |   24  12 |   8  12
----+------+----------+--------
  2 | 3600 |    4   2 |   2   4
----+------+----------+--------
  4 |    4 | 3600   * |   1   1
 10 |   10 |    * 720 |   0   2
----+------+----------+--------
 40 |   60 |   30   0 | 120   *  rhom (type A)
 60 |  120 |   30  12 |   * 120  sird

(Type B)

600 |   12 |   24  12 |   4  12
----+------+----------+--------
  2 | 3600 |    4   2 |   2   4
----+------+----------+--------
  4 |    4 | 3600   * |   1   1
 10 |   10 |    * 720 |   0   2
----+------+----------+--------
 20 |   60 |   30   0 | 120   *  rhom (type B)
 60 |  120 |   30  12 |   * 120  sird